Square D NQ 250A Main Breaker Panelboard 415Y/240V 3-Phase – New Surplus (12 Available)
New surplus Square D NQ series panelboard, 250 amp max, 415Y/240V three-phase 4-wire with 100% rated neutral (catalog 29448850700010001), fitted with a Schneider Electric PowerPacT 250A main breaker. Never installed — units are still in factory wrap with original documentation, filler blanks in place, and clean interiors. The 415Y/240V configuration is the standard for modern data center power distribution, delivering 240V single-phase to server cabinets, and also suits commercial and industrial branch distribution. Twelve units available, priced per unit; freight loading available.